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Alcohols, Phenols And Ethers

Question
CBSEENCH12011457

In the reaction,

The electrophile involved is

  • Dichloromethyl cation (C+HCl2)

  • Formyl cation (C+HO)

  • Dichlorocarbene (:CCl2)

  • Dichloromethyl anion (C-HCl2)

Solution

C.

Dichlorocarbene (:CCl2)

Reimer-Tiemann reaction. The electrophile formed is :CCl2 (Dichlorocarbene) according to the following reaction

CHCl3 + OH- CCl3  + H2OCCl3      :CCl2 Electrophile+ Cl-